<template>
  <div>
    <template>
      <div class="app-container">
        <el-form label-width="120px">
          <el-form-item label="信息描述">
            <el-tag type="info">excel模版说明</el-tag>
            <el-tag>
              <i class="el-icon-download" />
              <!-- <a
                :href="
                  OSS_PATH +'/excel/%E8%AF%BE%E7%A8%8B%E5%88%86%E7%B1%BB%E5%88%97%E8%A1%A8%E6%A8%A1%E6%9D%BF.xls'
                "
                >点击下载模版</a
              > -->
              <a
                href="
                   /static/read.xlsx
                "
                >点击下载模版</a
              >
            </el-tag>
          </el-form-item>
          <el-form-item label="选择Excel">
            <el-upload
              ref="upload"
              :auto-upload="false"
              :on-success="fileUploadSuccess"
              :on-error="fileUploadError"
              :disabled="importBtnDisabled"
              :limit="1"
              :action="BASE_API + '/eduservice/subject/saveSubject'"
              name="file"
              accept=".xlsx, .xls"
            >
              <el-button slot=" " size="small" type="primary"
                >选取文件</el-button
              >
              <el-button
                :loading="loading"
                style="margin-left: 10px"
                size="small"
                type="success"
                @click="submitUpload"
                >{{ fileUploadBtnText }}</el-button
              >
            </el-upload>
          </el-form-item>
        </el-form>
      </div>
    </template>
  </div>
</template>

<script>
export default {
  data() {
    return {
      BASE_API: process.env.BASE_API, // 接口API地址
      //   OSS_PATH: process.env.OSS_PATH, // 阿里云OSS地址
      fileUploadBtnText: "上传到服务器", // 按钮文字
      importBtnDisabled: false, // 按钮是否禁用,
      loading: false,
    };
  },
  methods: {
    submitUpload() {
        // if(){
            
        // }
      this.fileUploadBtnText = "正在上传";
      this.importBtnDisabled = true;
      this.loading = true;
      this.$refs.upload.submit();
    },
    fileUploadSuccess(response) {
        this.loading = false
        this.$message({
            type:'success',
            message:'添加课程成功'
        })
        this.$router.push({
            path:'/subject/list'
        })
    },
    fileUploadError(response) {
        this.loading = false
        this.$message({
            type:'error',
            message:'添加课程失败'
        })
    },
  },
};
</script>

<style>
</style>